Control block



FIG. 1 is a top, front and right side perspective view of our design;

FIG. 2 is a top view of the embodiment of FIG. 1;

FIG. 3 is a bottom view of the representation shown in FIG. 2;

FIG. 4 is a front view of the embodiment of FIG. 1;

FIG. 5 is a rear view of the embodiment of FIG. 1;

FIG. 6 is a right side view of the embodiment of FIG. 1; and,

FIG. 7 is a left side view of the embodiment of FIG. 1.

The broken lines shown in the figures form no part of the claimed design. 

CLAIM The ornamental design for a control block, as shown and described. 